namespace Python.Runtime.Interop

{

using System.Linq;

using System.Reflection;

using System.Runtime.InteropServices;

using InteropContracts;

public class PythonInterop : IPythonInterop

{

public IPythonNativeMethodsInterop NativeMethods { get; } = new PythonNativeMethodsInterop();

public IPythonRuntimeInterop Runtime { get; } = new PythonRuntimeInterop();

public OSPlatform TargetPlatform

{

get

{

#if MONO_LINUX

return OSPlatform.Linux;

#elif MONO_OSX

return OSPlatform.OSX;

#else

return OSPlatform.Windows;

#endif

}

}

public bool IsPyDebug

{

get

{

#if (PYTHON_WITH_PYDEBUG)

return true;

#else

return false;

#endif

}

}

public void InitExceptionOffset()

{

CopyStaticFields<ExceptionOffset, Python.Runtime.ExceptionOffset>();

}

public void InitTypeOffset()

{

CopyStaticFields<TypeOffset, Python.Runtime.TypeOffset>();

}

private void CopyStaticFields<TFrom, TTo>()

{

var type = typeof(TFrom);

var actualValues = type.GetFields().ToDictionary(x => x.Name);

var targetType = typeof(TTo);

var targetFields = targetType.GetFields();

for (var i = 0; i < targetFields.Length; i++)

{

FieldInfo actualField;

if (actualValues.TryGetValue(targetFields[i].Name, out actualField))

{

targetFields[i].SetValue(null, actualField.GetValue(null));

}

}

}

}

}